ASoC: SOF: prefix some terse and cryptic dev_dbg() with __func__

These helped troubleshoot some DMA issue in SOF.
Signed-off-by: Marc Herbert <marc.herbert@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20210928102635.26227-1-peter.ujfalusi@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/sof/intel/hda-stream.c

@@ -116,13 +116,13 @@ int hda_dsp_stream_setup_bdl(struct snd_sof_dev *sdev,
 	int remain, ioc;
 
 	period_bytes = stream->period_bytes;
-	dev_dbg(sdev->dev, "period_bytes:0x%x\n", period_bytes);
+	dev_dbg(sdev->dev, "%s: period_bytes:0x%x\n", __func__, period_bytes);
 	if (!period_bytes)
 		period_bytes = stream->bufsize;
 
 	periods = stream->bufsize / period_bytes;
 
-	dev_dbg(sdev->dev, "periods:%d\n", periods);
+	dev_dbg(sdev->dev, "%s: periods:%d\n", __func__, periods);
 
 	remain = stream->bufsize % period_bytes;
 	if (remain)
@@ -271,7 +271,8 @@ int hda_dsp_stream_put(struct snd_sof_dev *sdev, int direction, int stream_tag)
 					HDA_VS_INTEL_EM2_L1SEN, HDA_VS_INTEL_EM2_L1SEN);
 
 	if (!found) {
-		dev_dbg(sdev->dev, "stream_tag %d not opened!\n", stream_tag);
+		dev_dbg(sdev->dev, "%s: stream_tag %d not opened!\n",
+			__func__, stream_tag);
 		return -ENODEV;
 	}
 

sound/soc/sof/trace.c

@@ -417,7 +417,7 @@ int snd_sof_init_trace_ipc(struct snd_sof_dev *sdev)
 			"error: fail in snd_sof_dma_trace_init %d\n", ret);
 		return ret;
 	}
-	dev_dbg(sdev->dev, "stream_tag: %d\n", params.stream_tag);
+	dev_dbg(sdev->dev, "%s: stream_tag: %d\n", __func__, params.stream_tag);
 
 	/* send IPC to the DSP */
 	ret = sof_ipc_tx_message(sdev->ipc,
@@ -480,7 +480,8 @@ int snd_sof_init_trace(struct snd_sof_dev *sdev)
 		goto table_err;
 
 	sdev->dma_trace_pages = ret;
-	dev_dbg(sdev->dev, "dma_trace_pages: %d\n", sdev->dma_trace_pages);
+	dev_dbg(sdev->dev, "%s: dma_trace_pages: %d\n",
+		__func__, sdev->dma_trace_pages);
 
 	if (sdev->first_boot) {
 		ret = trace_debugfs_create(sdev);